<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"> <style>
	.KEYW {color: #933;}
	.COMM {color: #bbb; font-style: italic;}
	.NUMB {color: #393;}
	.STRN {color: #393;}
	.REGX {color: #339;}
	.line {border-right: 1px dotted #666; color: #666; font-style: normal;}
	</style></head><body><pre><span class='line'>  1</span> <span class="WHIT">
<span class='line'>  2</span> </span><span class="COMM">/**
<span class='line'>  3</span>  * @fileoverview Implementation of HTML5 input type="range" control.
<span class='line'>  4</span>  * @link http://google-styleguide.googlecode.com/svn/trunk/javascriptguide.xml
<span class='line'>  5</span>  * @link https://developers.google.com/closure/compiler/docs/js-for-compiler
<span class='line'>  6</span>  */</span><span class="WHIT">
<span class='line'>  7</span> 
<span class='line'>  8</span> 
<span class='line'>  9</span> 
<span class='line'> 10</span> </span><span class="COMM">/**
<span class='line'> 11</span>  * Constructor of InputRange.
<span class='line'> 12</span>  * @param {string|Element} input The input element or its ID attribute.
<span class='line'> 13</span>  * @param {Object=} opt_options A optional control's configuration options.
<span class='line'> 14</span>  * @constructor
<span class='line'> 15</span>  * @link http://www.w3.org/TR/html-markup/input.range.html
<span class='line'> 16</span>  */</span><span class="WHIT">
<span class='line'> 17</span> </span><span class="NAME">controls.html5.InputRange</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">function</span><span class="PUNC">(</span><span class="NAME">input</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">opt_options</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 18</span> 
<span class='line'> 19</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'> 20</span>    * Defaults control options.
<span class='line'> 21</span>    * @dict
<span class='line'> 22</span>    * @see controls.html5.InputRange#getOptions_
<span class='line'> 23</span>    * @private
<span class='line'> 24</span>    */</span><span class="WHIT">
<span class='line'> 25</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">defaults_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 26</span> </span><span class="WHIT">    </span><span class="STRN">'input'</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 27</span> </span><span class="WHIT">      </span><span class="STRN">'border'</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="STRN">'inset 1px #ddd'</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 28</span> </span><span class="WHIT">      </span><span class="STRN">'height'</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 29</span> </span><span class="WHIT">      </span><span class="STRN">'color'</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="STRN">'#fff'</span><span class="WHIT">
<span class='line'> 30</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 31</span> </span><span class="WHIT">    </span><span class="STRN">'point'</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 32</span> </span><span class="WHIT">      </span><span class="STRN">'border'</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="STRN">'solid 1px #333'</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 33</span> </span><span class="WHIT">      </span><span class="STRN">'size'</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NUMB">10</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'> 34</span> </span><span class="WHIT">      </span><span class="STRN">'color'</span><span class="PUNC">:</span><span class="WHIT"> </span><span class="STRN">'#eee'</span><span class="WHIT">
<span class='line'> 35</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'> 36</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 37</span> 
<span class='line'> 38</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'> 39</span>    * @private
<span class='line'> 40</span>    */</span><span class="WHIT">
<span class='line'> 41</span> </span><span class="WHIT">  </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">init_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 42</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="STRN">'range'</span><span class="WHIT"> </span><span class="PUNC">!=</span><span class="WHIT"> </span><span class="NAME">input_.type</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 43</span> </span><span class="WHIT">      </span><span class="NAME">options_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">getOptions_</span><span class="PUNC">(</span><span class="NAME">opt_options</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 44</span> 
<span class='line'> 45</span> </span><span class="WHIT">      </span><span class="NAME">input_.style.border</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">options_</span><span class="PUNC">[</span><span class="STRN">'input'</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="STRN">'border'</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 46</span> </span><span class="WHIT">      </span><span class="NAME">input_.style.height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">options_</span><span class="PUNC">[</span><span class="STRN">'input'</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="STRN">'height'</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">'px'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 47</span> </span><span class="WHIT">      </span><span class="NAME">input_.style.backgroundColor</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT">
<span class='line'> 48</span> </span><span class="WHIT">          </span><span class="NAME">input_.style.color</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">options_</span><span class="PUNC">[</span><span class="STRN">'input'</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="STRN">'color'</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 49</span> </span><span class="WHIT">      </span><span class="NAME">getWrapper_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">.</span><span class="NAME">appendChild</span><span class="PUNC">(</span><span class="NAME">getPoint_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 50</span> 
<span class='line'> 51</span> </span><span class="WHIT">      </span><span class="NAME">dom.events.addEventListener</span><span class="PUNC">(</span><span class="WHIT">
<span class='line'> 52</span> </span><span class="WHIT">          </span><span class="NAME">input_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">dom.events.TYPE.MOUSEDOWN</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">mousedown_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 53</span> </span><span class="WHIT">      </span><span class="NAME">dom.events.addEventListener</span><span class="PUNC">(</span><span class="WHIT">
<span class='line'> 54</span> </span><span class="WHIT">          </span><span class="NAME">point_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">dom.events.TYPE.MOUSEDOWN</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">mousedown_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 55</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'> 56</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'> 57</span> 
<span class='line'> 58</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'> 59</span>    * @return {Element} Returns reference to draggable element.
<span class='line'> 60</span>    * @private
<span class='line'> 61</span>    */</span><span class="WHIT">
<span class='line'> 62</span> </span><span class="WHIT">  </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">getPoint_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 63</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">point_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 64</span> </span><span class="WHIT">      </span><span class="NAME">point_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">dom.createElement</span><span class="PUNC">(</span><span class="STRN">'DIV'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 65</span> </span><span class="WHIT">      </span><span class="NAME">point_.style.border</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">options_</span><span class="PUNC">[</span><span class="STRN">'point'</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="STRN">'border'</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 66</span> </span><span class="WHIT">      </span><span class="NAME">point_.style.height</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">options_</span><span class="PUNC">[</span><span class="STRN">'point'</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="STRN">'size'</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">'px'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 67</span> </span><span class="WHIT">      </span><span class="NAME">point_.style.width</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">options_</span><span class="PUNC">[</span><span class="STRN">'point'</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="STRN">'size'</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">'px'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 68</span> </span><span class="WHIT">      </span><span class="NAME">point_.style.backgroundColor</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">options_</span><span class="PUNC">[</span><span class="STRN">'point'</span><span class="PUNC">]</span><span class="PUNC">[</span><span class="STRN">'color'</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 69</span> </span><span class="WHIT">      </span><span class="NAME">point_.style.position</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'absolute'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 70</span> </span><span class="WHIT">      </span><span class="NAME">point_.style.borderRadius</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'50%'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 71</span> </span><span class="WHIT">      </span><span class="NAME">point_.style.top</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'2px'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 72</span> </span><span class="WHIT">      </span><span class="NAME">point_.style.left</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">input_.offsetWidth</span><span class="WHIT"> </span><span class="PUNC">/</span><span class="WHIT"> </span><span class="NUMB">2</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="NUMB">2</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">'px'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 73</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'> 74</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">point_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 75</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'> 76</span> 
<span class='line'> 77</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'> 78</span>    * @return {Element} Returns reference to wrapper element.
<span class='line'> 79</span>    * @private
<span class='line'> 80</span>    */</span><span class="WHIT">
<span class='line'> 81</span> </span><span class="WHIT">  </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">getWrapper_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 82</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">!</span><span class="NAME">wrapper_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 83</span> </span><span class="WHIT">      </span><span class="NAME">wrapper_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">dom.createElement</span><span class="PUNC">(</span><span class="STRN">'SPAN'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 84</span> </span><span class="WHIT">      </span><span class="NAME">wrapper_.style.position</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="STRN">'relative'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 85</span> </span><span class="WHIT">      </span><span class="NAME">dom.css.setClass</span><span class="PUNC">(</span><span class="NAME">wrapper_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="STRN">'input-range-wrapper'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 86</span> </span><span class="WHIT">      </span><span class="NAME">input_.parentNode.insertBefore</span><span class="PUNC">(</span><span class="NAME">wrapper_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">input_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 87</span> </span><span class="WHIT">      </span><span class="NAME">wrapper_.appendChild</span><span class="PUNC">(</span><span class="NAME">input_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 88</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'> 89</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">wrapper_</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 90</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'> 91</span> 
<span class='line'> 92</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'> 93</span>    * @param {Event} e The mousedown event.
<span class='line'> 94</span>    * @private
<span class='line'> 95</span>    */</span><span class="WHIT">
<span class='line'> 96</span> </span><span class="WHIT">  </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">mousedown_</span><span class="PUNC">(</span><span class="NAME">e</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 97</span> </span><span class="WHIT">    </span><span class="NAME">e</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">e</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">window.event</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'> 98</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="PUNC">(</span><span class="NAME">e.target</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">e.srcElement</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="NAME">point_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'> 99</span> </span><span class="WHIT">      </span><span class="NAME">dom.events.addEventListener</span><span class="PUNC">(</span><span class="WHIT">
<span class='line'>100</span> </span><span class="WHIT">          </span><span class="NAME">dom.document</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">dom.events.TYPE.MOUSEMOVE</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">mousemove_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>101</span> </span><span class="WHIT">      </span><span class="NAME">dom.events.addEventListener</span><span class="PUNC">(</span><span class="WHIT">
<span class='line'>102</span> </span><span class="WHIT">          </span><span class="NAME">dom.document</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">dom.events.TYPE.MOUSEUP</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">mouseup_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>103</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>104</span> </span><span class="WHIT">    </span><span class="NAME">mousemove_</span><span class="PUNC">(</span><span class="NAME">e</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>105</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>106</span> 
<span class='line'>107</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'>108</span>    * @param {Event} e The mouseup event.
<span class='line'>109</span>    * @private
<span class='line'>110</span>    */</span><span class="WHIT">
<span class='line'>111</span> </span><span class="WHIT">  </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">mouseup_</span><span class="PUNC">(</span><span class="NAME">e</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>112</span> </span><span class="WHIT">    </span><span class="NAME">dom.events.removeEventListener</span><span class="PUNC">(</span><span class="WHIT">
<span class='line'>113</span> </span><span class="WHIT">        </span><span class="NAME">dom.document</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">dom.events.TYPE.MOUSEMOVE</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">mousemove_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>114</span> </span><span class="WHIT">    </span><span class="NAME">dom.events.removeEventListener</span><span class="PUNC">(</span><span class="WHIT">
<span class='line'>115</span> </span><span class="WHIT">        </span><span class="NAME">dom.document</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">dom.events.TYPE.MOUSEUP</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">mouseup_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>116</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>117</span> 
<span class='line'>118</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'>119</span>    * @param {Event} e The mousemove event.
<span class='line'>120</span>    * @private
<span class='line'>121</span>    */</span><span class="WHIT">
<span class='line'>122</span> </span><span class="WHIT">  </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">mousemove_</span><span class="PUNC">(</span><span class="NAME">e</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>123</span> </span><span class="WHIT">    </span><span class="NAME">e</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">e</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NAME">window.event</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>124</span> </span><span class="WHIT">    </span><span class="COMM">/** @type {Object} */</span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">rect</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">dom.getBoundingClientRect</span><span class="PUNC">(</span><span class="NAME">input_</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>125</span> </span><span class="WHIT">    </span><span class="COMM">/** @type {number} */</span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">x</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">e.clientX</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>126</span> </span><span class="WHIT">    </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">x</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">x</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NAME">rect</span><span class="PUNC">[</span><span class="STRN">'left'</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">x</span><span class="WHIT"> </span><span class="PUNC">&lt;=</span><span class="WHIT"> </span><span class="NAME">rect</span><span class="PUNC">[</span><span class="STRN">'right'</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>127</span> </span><span class="WHIT">      </span><span class="NAME">point_.style.left</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">x</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="WHIT"> </span><span class="NAME">rect</span><span class="PUNC">[</span><span class="STRN">'left'</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="WHIT"> </span><span class="STRN">'px'</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>128</span> </span><span class="WHIT">      </span><span class="COMM">/** @type {number} */</span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">value</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">(</span><span class="NAME">input_.value</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NUMB">0</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>129</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">value</span><span class="WHIT"> </span><span class="PUNC">>=</span><span class="WHIT"> </span><span class="NAME">min_</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">value</span><span class="WHIT"> </span><span class="PUNC">&lt;=</span><span class="WHIT"> </span><span class="NAME">max_</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>130</span> </span><span class="WHIT">        </span><span class="COMM">// TODO: Increment / decrement value.</span><span class="WHIT">
<span class='line'>131</span> </span><span class="WHIT">        </span><span class="COMM">// TODO: Use step attribute.</span><span class="WHIT">
<span class='line'>132</span> </span><span class="WHIT">        </span><span class="NAME">input_.value</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">value</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>133</span> </span><span class="WHIT">        </span><span class="NAME">dispatchEvents_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>134</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>135</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>136</span> </span><span class="WHIT">    </span><span class="COMM">// Prevent text selection.</span><span class="WHIT">
<span class='line'>137</span> </span><span class="WHIT">    </span><span class="NAME">dom.events.preventDefault</span><span class="PUNC">(</span><span class="NAME">e</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>138</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>139</span> 
<span class='line'>140</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'>141</span>    * Dispatches input events.
<span class='line'>142</span>    * @return {boolean} Returns &lt;code>true&lt;/code> if all events are
<span class='line'>143</span>    * dispatched successfully.
<span class='line'>144</span>    * @private
<span class='line'>145</span>    */</span><span class="WHIT">
<span class='line'>146</span> </span><span class="WHIT">  </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">dispatchEvents_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>147</span> </span><span class="WHIT">    </span><span class="COMM">/** @type {boolean} */</span><span class="WHIT">
<span class='line'>148</span> </span><span class="WHIT">    </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">result</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">dom.events.dispatchEvent</span><span class="PUNC">(</span><span class="NAME">input_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="STRN">'input'</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>149</span> </span><span class="WHIT">    </span><span class="NAME">result</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">dom.events.dispatchEvent</span><span class="PUNC">(</span><span class="NAME">input_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">dom.events.TYPE.CHANGE</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">&&</span><span class="WHIT"> </span><span class="NAME">result</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>150</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">result</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>151</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>152</span> 
<span class='line'>153</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'>154</span>    * Gets control's options merged with defaults control's options.
<span class='line'>155</span>    * @param {Object=} opt_options A optional control's configuration options.
<span class='line'>156</span>    * @return {!Object.&lt;string, *>} A map of name/value pairs.
<span class='line'>157</span>    * @private
<span class='line'>158</span>    */</span><span class="WHIT">
<span class='line'>159</span> </span><span class="WHIT">  </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">getOptions_</span><span class="PUNC">(</span><span class="NAME">opt_options</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>160</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="NAME">mergeOptions_</span><span class="PUNC">(</span><span class="NAME">defaults_</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">opt_options</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>161</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>162</span> 
<span class='line'>163</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'>164</span>    * Merges control options with defaults options.
<span class='line'>165</span>    * @param {!Object.&lt;string, *>} defaults Options map.
<span class='line'>166</span>    * @param {!Object.&lt;string, *>} options Options map.
<span class='line'>167</span>    * @return {!Object.&lt;string, *>} A map of key/value pairs of options.
<span class='line'>168</span>    * @private
<span class='line'>169</span>    */</span><span class="WHIT">
<span class='line'>170</span> </span><span class="WHIT">  </span><span class="KEYW">function</span><span class="WHIT"> </span><span class="NAME">mergeOptions_</span><span class="PUNC">(</span><span class="NAME">defaults</span><span class="PUNC">,</span><span class="WHIT"> </span><span class="NAME">options</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>171</span> </span><span class="WHIT">    </span><span class="KEYW">for</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="COMM">/** @type {string} */</span><span class="WHIT"> </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">key</span><span class="WHIT"> </span><span class="KEYW">in</span><span class="WHIT"> </span><span class="NAME">options</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>172</span> </span><span class="WHIT">      </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">options</span><span class="PUNC">[</span><span class="NAME">key</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="KEYW">instanceof</span><span class="WHIT"> </span><span class="NAME">Array</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>173</span> </span><span class="WHIT">        </span><span class="NAME">defaults</span><span class="PUNC">[</span><span class="NAME">key</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">[</span><span class="PUNC">]</span><span class="PUNC">.</span><span class="NAME">concat</span><span class="PUNC">(</span><span class="NAME">options</span><span class="PUNC">[</span><span class="NAME">key</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>174</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="KEYW">if</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="KEYW">typeof</span><span class="WHIT"> </span><span class="NAME">options</span><span class="PUNC">[</span><span class="NAME">key</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'object'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>175</span> </span><span class="WHIT">        </span><span class="NAME">defaults</span><span class="PUNC">[</span><span class="NAME">key</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">mergeOptions_</span><span class="PUNC">(</span><span class="WHIT">
<span class='line'>176</span> </span><span class="WHIT">            </span><span class="COMM">/** @type {!Object.&lt;string, *>} */</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">defaults</span><span class="PUNC">[</span><span class="NAME">key</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="PUNC">}</span><span class="PUNC">)</span><span class="PUNC">,</span><span class="WHIT">
<span class='line'>177</span> </span><span class="WHIT">            </span><span class="COMM">/** @type {!Object.&lt;string, *>} */</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">options</span><span class="PUNC">[</span><span class="NAME">key</span><span class="PUNC">]</span><span class="PUNC">)</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>178</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT"> </span><span class="KEYW">else</span><span class="WHIT"> </span><span class="PUNC">{</span><span class="WHIT">
<span class='line'>179</span> </span><span class="WHIT">        </span><span class="NAME">defaults</span><span class="PUNC">[</span><span class="NAME">key</span><span class="PUNC">]</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="NAME">options</span><span class="PUNC">[</span><span class="NAME">key</span><span class="PUNC">]</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>180</span> </span><span class="WHIT">      </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>181</span> </span><span class="WHIT">    </span><span class="PUNC">}</span><span class="WHIT">
<span class='line'>182</span> </span><span class="WHIT">    </span><span class="KEYW">return</span><span class="WHIT"> </span><span class="COMM">/** @type {!Object.&lt;string, *>} */</span><span class="WHIT"> </span><span class="PUNC">(</span><span class="NAME">defaults</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>183</span> </span><span class="WHIT">  </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>184</span> 
<span class='line'>185</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'>186</span>    * The reference to wrapper element.
<span class='line'>187</span>    * @type {Element}
<span class='line'>188</span>    * @private
<span class='line'>189</span>    */</span><span class="WHIT">
<span class='line'>190</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">wrapper_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>191</span> 
<span class='line'>192</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'>193</span>    * The reference to draggable element.
<span class='line'>194</span>    * @type {Element}
<span class='line'>195</span>    * @private
<span class='line'>196</span>    */</span><span class="WHIT">
<span class='line'>197</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">point_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>198</span> 
<span class='line'>199</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'>200</span>    * The reference to input element.
<span class='line'>201</span>    * @type {Element}
<span class='line'>202</span>    * @private
<span class='line'>203</span>    */</span><span class="WHIT">
<span class='line'>204</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">input_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">typeof</span><span class="WHIT"> </span><span class="NAME">input</span><span class="WHIT"> </span><span class="PUNC">==</span><span class="WHIT"> </span><span class="STRN">'string'</span><span class="WHIT"> </span><span class="PUNC">?</span><span class="WHIT"> </span><span class="NAME">dom.getElementById</span><span class="PUNC">(</span><span class="NAME">input</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">:</span><span class="WHIT"> </span><span class="NAME">input</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>205</span> 
<span class='line'>206</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'>207</span>    * The expected lower bound for the input value.
<span class='line'>208</span>    * @type {number}
<span class='line'>209</span>    * @private
<span class='line'>210</span>    */</span><span class="WHIT">
<span class='line'>211</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">min_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">(</span><span class="NAME">input_.getAttribute</span><span class="PUNC">(</span><span class="STRN">'min'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="PUNC">-</span><span class="NUMB">1</span><span class="NAME">e6</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>212</span> 
<span class='line'>213</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'>214</span>    * The expected upper bound for the input value.
<span class='line'>215</span>    * @type {number}
<span class='line'>216</span>    * @private
<span class='line'>217</span>    */</span><span class="WHIT">
<span class='line'>218</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">max_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">(</span><span class="NAME">input_.getAttribute</span><span class="PUNC">(</span><span class="STRN">'max'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="NAME">e6</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>219</span> 
<span class='line'>220</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'>221</span>    * Specifies the value granularity of the input value.
<span class='line'>222</span>    * @type {number}
<span class='line'>223</span>    * @private
<span class='line'>224</span>    */</span><span class="WHIT">
<span class='line'>225</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">step_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="PUNC">+</span><span class="PUNC">(</span><span class="NAME">input_.getAttribute</span><span class="PUNC">(</span><span class="STRN">'step'</span><span class="PUNC">)</span><span class="WHIT"> </span><span class="PUNC">||</span><span class="WHIT"> </span><span class="NUMB">1</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>226</span> 
<span class='line'>227</span> </span><span class="WHIT">  </span><span class="COMM">/**
<span class='line'>228</span>    * Storage for configuration options.
<span class='line'>229</span>    * @dict
<span class='line'>230</span>    * @private
<span class='line'>231</span>    */</span><span class="WHIT">
<span class='line'>232</span> </span><span class="WHIT">  </span><span class="KEYW">var</span><span class="WHIT"> </span><span class="NAME">options_</span><span class="WHIT"> </span><span class="PUNC">=</span><span class="WHIT"> </span><span class="KEYW">null</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>233</span> 
<span class='line'>234</span> </span><span class="WHIT">  </span><span class="NAME">init_</span><span class="PUNC">(</span><span class="PUNC">)</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>235</span> </span><span class="PUNC">}</span><span class="PUNC">;</span><span class="WHIT">
<span class='line'>236</span> 
<span class='line'>237</span> </span></pre></body></html>